<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
</head>
<body>
    <div class="container">
        <form method="post">
            用户名: <input type="text" name="username" value="admin"/>
            密  码: <input type="password" name="password" value="123456"/>
            <input type="submit" value="登录"/>
        </form>

    </div>
</body>
</html>